OpenTechnical

OT-2026-000103132

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000103132) never changes.

Identity and time

Publication numberOT-2026-000103132 · never reused
Internal UUID01a0aea4-be3e-7a93-8c6a-93511949a620 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103132
StatusPUBLIC

Content hashes

Canonical text4819de1e7bb2d9a4fbe9fcf568d63c5c7547c2120612292c4e29c432f637e733
Markdown6c49fadc4c47ec16d46e8e052b4e0eb00bb879e204e5a26e5c3fbc22b92a1b8d
PDF
Publication page5dac075e84a6b06e65b88194d12a5eb6e1a64749d2b02132c965b3c907273496
Manifest1d4e9f7fa8b802b34f2efd05f232c328d4f50c2e40854ce4a66a65a05c4faa4f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureHBuFQxn4sPtGgCUgtDoQnodEdkmubKp1agaGZe2z5Wb/gRK7ArKsy9wtJ3SsWad7D4JS5UGHZZjEikwUtChhDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:16.054057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103132
observed 5dac075e84a6b06e65b88194d12a5eb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:16.037498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103132/manifest.json
observed 1d4e9f7fa8b802b34f2efd05f232c328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:16.019055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103132/publication.md
observed 6c49fadc4c47ec16d46e8e052b4e0eb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:16.000807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103132/publication.txt
observed 4819de1e7bb2d9a4fbe9fcf568d63c5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.